13668080

素因数分解:

$2^4\times 5^1\times {\mathrm{170851}}^1$

素因数の和:170864

約数の個数: 20

約数和(自身を含む): 31778472

約数和(自身を除く): 18110392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 170851, 341702, 683404, 854255, 1366808, 1708510, 2733616, 3417020, 6834040, 13668080]

約数ペア:

[(1, 13668080), (2, 6834040), (4, 3417020), (5, 2733616), (8, 1708510), (10, 1366808), (16, 854255), (20, 683404), (40, 341702), (80, 170851)]